Delete current worksheet
sheetCount = xls_DeleteWorksheet()
Return the new sheets count
Delete current worksheet.
xls_NewExcel(); xls_AddWorkbook(); for i=1:10 x = xls_AddWorksheet(); end for i=1:10 x = xls_DeleteWorksheet(); xls_SetWorksheet(x); end xls_SetSave(%t); xls_Close(); xls_Quit();